help on motor please

socaltroller

Cadet
Joined
Apr 19, 2004
Messages
8
Looking at an Evinrude 9.9 hp model #10755A. I believe it is 1977 w/electric start. Does the electric start mean it has an alternator for charging also?<br /><br />Thanks
 

ezeke

Supreme Mariner
Joined
Sep 19, 2003
Messages
12,532
Re: help on motor please

1977 is correct: 9.9HP <br />Rectifier on this model is not necessary for starting or running so you may not find it installed. Your battery will naturally not recharge. I have a 15HP electric start with no rectifier.
 

socaltroller

Cadet
Joined
Apr 19, 2004
Messages
8
Re: help on motor please

Thanks ezeke - do you know if the rectifier can be purchased and installed relatively easily?
 

backdraft

Petty Officer 1st Class
Joined
Dec 29, 2002
Messages
266
Re: help on motor please

The magneto must have a charging coil in it to produce charging current .There are diodes in a rectifier that let the current only flow one way giving the needed 12 volts to the battery. nevjb
 
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